* {
    padding: 0;
    margin: 0;
    list-style-type: none;
    text-decoration: none;
}

.nav {
    height: 70px;
    margin: 0 auto;
    background: linear-gradient(to bottom, #f4f5f9 60%, #e2e2e2);
}

.nav .navIcon {
    width: 15%;
}

.nav .navIcon img {
    width: 80px;
    height: 50px;
    margin: 10px 0;
}

.nav>li {
    font-size: 0;
    width: 10%;
    height: 70px;
    float: left;
    text-align: center;
    position: relative;
    border-right: 1px solid rgb(201, 201, 201);
}

.nav>li:hover .list {
    display: block;
}

.nav>li:hover {
    background-color: rgb(168, 168, 168);
}

span {
    line-height: 70px;
    font-family: "MicrosoftYaHei";
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 1px;
    color: #535353;
}

.list {
    width: 150px;
    height: 280px;
    position: absolute;
    left: 0;
    display: none;
}

.list li {
    font-size: 12px;
    box-sizing: border-box;
    width: 150px;
    height: 40px;
    line-height: 40px;
    border-top: 0px;
    background: rgb(186, 186, 186);
    color: blueviolet;
    background: linear-gradient(to bottom, #f4f5f9 60%, #e2e2e2);
}

.list li:hover {
    background: rgb(192, 192, 192);
    ;
}

.bcImage {
    width: 100%;
    height: 600px;
}

.bcImage img {
    width: 100%;
    height: 600px;
}

.trapezoid {
    width: 1200px;
    margin: 0 auto;
}

.trapezoid img {
    width: 1200px;
    height: 30px;
}


footer {
    position: relative;
    width: 100%;
    height: 50px;
    background-color: rgb(88, 88, 88);
    color: white;
}

footer p {
    display: inline-block;
    font-size: 12px;
    line-height: 50px;
    margin: 0 10px;
}

.footerImg {
    position: absolute;
    left: 200px;
    top: 50%;
    transform: translateY(-50%);
}

.footerImg img {
    width: 40px;
    height: 20px;
}

.footerText {
    position: absolute;
    left: 240px;
}

footer>p {
    position: absolute;
    right: 200px;
}